What if you need to make some highly specific calculations? These apps allow you to make calculations on medical issues, mortgages, GPA, alcohol, car payments, sales tax, BMI, and much more. Fill out your calculator folder with the apps in this AppList.

Before calculators could solve arithmetic problems instantly, people had to use something called a slide rule. Now you can not only have a slide rule in your pocket, you can learn how to use it as well.

Using your iPad to help with school work can be a challenge. Some apps can cause distraction, and it can be easy to loose your study rhythm by switching back and forth between apps. Student Tools aims to provide an all-in-one app to improve your productivity and help you remain focused.

Soulver touts itself as the ultimate app for quick calculations, but wouldn't that just be the built-in FREE Calculator app? It does have a different approach to adding numbers but is it worth $3 for a bit of streamlining?